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Table 3 Reclassification for the absolute risk of cardiovascular disease development in the Hisayama study, 2002-2009

From: Haemoglobin A1c even within non-diabetic level is a predictor of cardiovascular disease in a general Japanese population: the Hisayama Study

Number of subjects who developed cardiovascular disease
  Basic model + HbA1c
Basic model <2.0% 2.0–4.0% >4.0% Total
<2.0% 7 3 2 12
2.0–4.0% 2 15 5 22
>4.0% 0 6 79 85
Total 9 24 86 119
Number of subjects who did not develop cardiovascular disease
  Basic model + HbA1c
Basic model <2.0% 2.0–4.0% >4.0% Total
<2.0% 1,065 30 5 1,100
2.0–4.0% 170 488 56 714
>4.0% 0 161 756 917
Total 1,235 679 817 2,731
  1. Abbreviations: HbA1c, Haemoglobin A1c.
  2. The basic model included age, sex, hypertension, electrocardiogram abnormalities, body mass index, total and high-density lipoprotein cholesterol levels, current smoking, current alcohol use, and regular exercise.